CN103194575A - Device for preventing billet from tipping in steel tapping and steel loading of hot rolling heating furnace and control method thereof - Google Patents
Device for preventing billet from tipping in steel tapping and steel loading of hot rolling heating furnace and control method thereof Download PDFInfo
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- CN103194575A CN103194575A CN2013101139159A CN201310113915A CN103194575A CN 103194575 A CN103194575 A CN 103194575A CN 2013101139159 A CN2013101139159 A CN 2013101139159A CN 201310113915 A CN201310113915 A CN 201310113915A CN 103194575 A CN103194575 A CN 103194575A
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Abstract
The invention discloses a device for preventing a billet from tipping in steel tapping and steel loading of a hot rolling heating furnace. The device is arranged at the outer side of a furnace door, comprises a plurality of base, and also comprises hydraulic cylinders, tracks, a slide rod, and a heat-resisting cushion block, wherein the hydraulic cylinders and the tracks are arranged on each base; the slide rod is coaxially connected with a piston rod of each hydraulic cylinder; the heat-resisting cushion block is arranged at the end part of the slide rod; the slide rod is matched with each track in a sliding manner; the slide rod is vertical to the plane on which a fire hole is located; the slide rod is arranged inside a corresponding notch arranged on the end wall of the furnace body under a completely stretching state. A control method of the device for preventing the billet from tipping is also disclosed by the invention. By adopting the technical scheme, the billet is prevented from tipping in the steel tapping process and steel loading process of the hot rolling heating furnace; the fault treatment difficulty is reduced; a derivative security incident in the treatment process is avoided; meanwhile, the equipment needs to be protected; the treatment time is shortened; and the loss is also reduced.
Description
Technical field
The invention belongs to the technical field of metallurgical industry production unit, relate to the safety protection technique of hot-rolling heating furnace tapping and dress steel.More particularly, the present invention relates to a kind of hot-rolling heating furnace tapping, dress steel process steel billet anti-tilting apparatus.In addition, the invention still further relates to the control method of this device.
Background technology
(Fig. 1 and Fig. 2) analyzes prior art below in conjunction with accompanying drawing.In the prior art, process furnace is when adorning steel, tapping error automatically, and slab 12 often is between roller-way 10 and the body of heater 11, has part to be in unsettled nothing and props up dotted state.
As shown in Figure 1: for tapping, this moment system because acquiescence tapping is finished, issue fire door 9 out codes, fire door 9 is pushed down the overhanging portion of slab 12 in the process that descends, cause slab 12 to be tumbled in the gap of 10 of heating furnace body 11 and roller-ways.
As shown in Figure 2: for the dress steel, cause slab 12 heads to leave roller-way 10 bearing support edges greater than 1/2 of width of plate slab, slab 12 takes place tumble.
For handling this class accident, at first need process furnace is carried out forced cooling, then slab 12 is hung out.
Because the slab deadweight is very big, the state that each time tumbled is different again, handle irregular following, intractability is big, and the processor needs to carry out repeatedly the trial of Heave Here near slab, and the entire treatment process environment is poor, personnel safety can not get ensureing, length consuming time also can cause damage to peripheral equipment in the lifting process, has reduced the work-ing life of process furnace simultaneously.
Summary of the invention
The invention provides a kind of hot-rolling heating furnace tapping, dress steel process steel billet anti-tilting apparatus, its objective is to prevent that steel billet is tumbled in the anti-dress of hot-rolling heating furnace steel, the tapping process.
To achieve these goals, the technical scheme taked of the present invention is:
Hot-rolling heating furnace tapping provided by the invention, dress steel process steel billet anti-tilting apparatus, described hot-rolling heating furnace comprises fire door, body of heater; Described steel billet anti-tilting apparatus is arranged on the described fire door outside, comprises a plurality of bases; Also be included in the hydro-cylinder that arranges on each described base and track, with the coaxial sliding bar that is connected of hydraulic cylinder piston rod, be arranged on the heat-resisting cushion block of described sliding bar end; Described sliding bar and described track are slidingly matched; Described sliding bar is perpendicular to the plane at fire door place; Described sliding bar places notch corresponding on the headwall of described body of heater under the state that stretches out fully.
Described hot-rolling heating furnace is provided with heater control system, and the electric control circuit of described hydro-cylinder is connected with described heater control system.
Described steel billet anti-tilting apparatus is established the sliding bar limiting roll; Described track is installed on the described base by sole-plate; Described sliding bar limiting roll is installed on the described sole-plate by the limiting roll resting support, and described sliding bar is arranged in the shaped as frame structure of described sliding bar limiting roll, limiting roll resting support and track formation.
In order to realize the goal of the invention identical with technique scheme, the present invention also provides the control method of above-described hot-rolling heating furnace tapping, the employing of dress steel process steel billet anti-tilting apparatus, and its technical scheme is:
1, under the tapping operating mode:
When the fire door of exit side was closed, all sliding bars of described steel billet anti-tilting apparatus were in the position, back;
In the door opened process of exit side, described hydro-cylinder is pushed into anteposition with the sliding bar of in running order unit in the steel billet anti-tilting apparatus, and the sliding bar head rests in the notch corresponding on the body of heater headwall, constitutes two fulcrum pressure pins;
During standard state, sliding bar is got back to the position, back before fire door is closed;
Be in the anteposition state if described heater control system detects the sliding bar of any one unit, will can not send out code to fire door, and send warning at operation interface;
In case steel error occurs taking out, the heat-resisting cushion block on the sliding bar will effectively be held slab and be in overhanging portion between roller-way and the body of heater;
At this moment, sliding bar is pushed down by slab, hydro-cylinder can't lean on self strength that sliding bar is drawn back, described heater control system does not receive the signal that sliding bar is in the position, back, therefore do not send shutdown signal to fire door, but send alarm, fire door is in vacant state, can not contact slab, avoid tumbling of slab;
2, under dress steel operating mode:
Described dress steel is divided into and pushes away steel and dress is protected in two stages of steel:
When slab after finish stokehold location, push away steel and begin before, described sliding bar moves to first location; If push away steel error, can prevent effectively that slab from tumbling;
After pushing away steel and finishing, described heater control system is sent the sliding bar instruction that moves on;
If the head of slab leaves the roller bed bearing seat edge greater than 1/2nd of width of plate slab, sliding bar can be pushed down by slab, hydro-cylinder can't lean on self strength to promote sliding bar to advance, therefore, heater control system detects in setting-up time and leaves first location less than sliding bar, thereby sending alarm, the dress steel suspends, and gets rid of up to fault;
If it is normal to push away steel, after receiving the continuation dress steel instruction that heater control system sends, oven door opening, sliding bar continues to move to next position, i.e. the second position, the sliding bar head rests in the notch corresponding on the body of heater headwall, constitutes two fulcrum pressure pins; If in the dress steel error of this position, the heat-resisting cushion block on the sliding bar will effectively be held slab and be in overhanging portion between roller-way and the body of heater;
At this moment, sliding bar is pushed down by slab, hydro-cylinder can't lean on self strength that sliding bar is drawn back, heater control system does not receive the signal that sliding bar is in the position, back, therefore do not send shutdown signal to fire door, but send alarm, fire door is in vacant state, can not contact slab, avoid tumbling of slab;
The present invention adopts technique scheme, prevents that steel billet is tumbled in the anti-dress of hot-rolling heating furnace steel, the tapping process, reduces the fault handling difficulty, avoids the security incident of deriving that occurs in the treating processes, and the equipment that needs protection simultaneously shortens the treatment time, reduces loss.
Description of drawings
Below the expressed content of each width of cloth accompanying drawing of this specification sheets and the mark among the figure are made brief description:
Fig. 1 is slab is tumbled during tapping in the prior art view;
Fig. 2 is the view that slab is tumbled when adorning steel in the prior art;
Fig. 3 is the synoptic diagram of steel billet anti-tilting apparatus structure of the present invention (one of them unit mechanisms);
Fig. 4 is when fire door is closed, the working state schematic representation of the steel billet anti-tilting apparatus among the present invention;
Fig. 5 is when oven door opening, the working state schematic representation of the steel billet anti-tilting apparatus among the present invention;
Fig. 6 is when taking out the steel error, the guard mode synoptic diagram of steel billet anti-tilting apparatus;
Fig. 7 is for steel billet is in during improper dress steel first location, the guard mode synoptic diagram of steel billet anti-tilting apparatus;
Fig. 8 is for steel billet is in during the improper dress steel second position, the guard mode synoptic diagram of steel billet anti-tilting apparatus;
Fig. 9 is for before pushing away steel and beginning, and sliding bar is in anteposition in the steel billet anti-tilting apparatus, the view of anti-thrust steel error;
Figure 10 is not when pushing away steel, and sliding bar is in the view of position, back in the steel billet anti-tilting apparatus;
Figure 11 is the tapping control flow chart;
Figure 12 is dress steel control flow chart.
Be labeled as among the figure:
1, hydro-cylinder, 2, base, 3, track, 4, oil passage, 5, the sliding bar limiting roll, 6, sliding bar, 7, heat-resisting cushion block, 8, connecting joint, 9, fire door, 10, roller-way, 11, body of heater, 12, slab, 13, the steel billet anti-tilting apparatus.
Embodiment
Contrast accompanying drawing below, the description by to embodiment is described in further detail the specific embodiment of the present invention, to help those skilled in the art inventive concept of the present invention, technical scheme is had more complete, accurate and deep understanding.
The of the present invention structure expressed as Fig. 3 to Fig. 9 is a kind of hot-rolling heating furnace tapping, dress steel process steel billet anti-tilting apparatus, and described hot-rolling heating furnace comprises fire door 9, body of heater 11.Outside body of heater 11, the roller-way 10 that transports slab 12 is set.
In order to solve the problem that prior art exists and to overcome its defective, realize the goal of the invention that prevents that steel billet is tumbled in the anti-dress of hot-rolling heating furnace steel, the tapping process, the technical scheme that the present invention takes is:
As shown in Figure 3, the steel billet anti-tilting apparatus 13 that is applied to hot-rolling heating furnace tapping, dress steel process is arranged on described fire door 9 outsides, comprises a plurality of bases 2; Also be included on each described base 2 hydro-cylinder 1 that arranges and track 3, with the coaxial steel billet anti-tilting apparatus 13 that is connected of hydraulic cylinder piston rod, be arranged on the heat-resisting cushion block 7 of described sliding bar 6 ends; Described sliding bar 6 slides along described track 3; Described sliding bar 6 is perpendicular to the plane at fire door place; Described sliding bar 6 places notch corresponding on the headwall of described hot-rolling heating furnace body of heater 11 under the state that stretches out fully.
Each base 2, track 3, hydro-cylinder 1, sliding bar 6 form the anti-tipping unit mechanisms of complete steel billet, a plurality of such unit mechanisms are set up in parallel, and constitute steel billet anti-tilting apparatus 13, and perpendicular to the fire door direction, form a supporting surface, be enough to play the effect of supporting bulk slab 12.By the motion that the sliding bar 6 in the mechanism stretches out and regains, prevent that slab 12 from toppling.
Between the roller-way of process furnace tapping side or dress steel side, the anti-tipping unit mechanisms of some steel billets is installed.
Described heat-resisting cushion block 7 is used for directly supporting slab 12.Described steel billet anti-tilting apparatus 13 is fixedlyed connected with described hydraulic cylinder piston rod by connecting joint 8.
Technique scheme of the present invention prevents that steel billet is tumbled in the anti-dress of hot-rolling heating furnace steel, the tapping process, reduces the fault handling difficulty, avoids the security incident of deriving that occurs in the treating processes, and the equipment that needs protection simultaneously shortens the treatment time, reduces loss.
Described hot-rolling heating furnace is provided with heater control system, and the electric control circuit of described hydro-cylinder 1 is connected with described heater control system.
Heater control system realizes the heating of process furnace and jointly controlling of tapping and dress steel.
Described steel billet anti-tilting apparatus 13 is established sliding bar limiting roll 5; Described track 3 is installed on the described base 2 by sole-plate; Described sliding bar limiting roll 5 is installed on the described sole-plate by the limiting roll resting support, and described sliding bar 6 is arranged in the shaped as frame structure of described sliding bar limiting roll 5, limiting roll resting support and track formation.
Described sliding bar limiting roll 5 plays the effect of limit slippage bar 6 axial locations, and sliding bar limiting roll 5 is provided with signal pick-off simultaneously, and signal pick-off is connected with described heater control system, and described signal pick-off is position detecting element.Heater control system is judged the position that sliding bar 6 stretches out or regains by signal pick-off.
Described track 3 is provided with cooling line, is used for giving whole steel billet anti-tilting apparatus 13 to cool off, lower the temperature.
Described sliding bar 6 is provided with oil passage 4, be used for to inject lubricating oil, and oil passage 4 leads to the contact surface of sliding bar 6 and track 3, plays effect lubricated and that reduce friction.
In order to realize the goal of the invention identical with technique scheme, the present invention also provides the control method of above-described hot-rolling heating furnace tapping, the employing of dress steel process steel billet anti-tilting apparatus, and its technical scheme is:
1, under the tapping operating mode:
Technical process during tapping is (slide bar sliding bar 6 among the figure) as shown in figure 10.
When exit side fire door 9 was closed, all sliding bars 6 of described steel billet anti-tilting apparatus 13 were in the position, back, as shown in Figure 4; (when fire door was closed, the sliding bar 6 of each unit mechanisms was in the position, back in the anti-tilting apparatus, does not influence the keying of fire door; This figure conceals roller-way and takes out the steel machine.）
In exit side fire door 9 opening processes, described hydro-cylinder 1 is pushed into anteposition with the sliding bar 6 of in running order unit in the steel billet anti-tilting apparatus 13, and sliding bar 6 heads rest in the notch corresponding on the body of heater headwall, constitutes two fulcrum pressure pins, as shown in Figure 5; (during oven door opening, the sliding bar 6 of in running order unit mechanisms is in anteposition in the steel billet anti-tilting apparatus 13, in the notch of head correspondence on the body of heater headwall, constitutes two fulcrum pressure pins; This figure conceals roller-way and takes out the steel machine.）
During standard state, sliding bar 6 is got back to the position, back before fire door 9 is closed;
Be in the anteposition state if described heater control system detects the sliding bar 6 of any one unit, will can not send out code to fire door 9, and send warning at operation interface;
In case steel error occurs taking out, the heat-resisting cushion block 7 on the sliding bar 6 will effectively be held slab 12 and be in overhanging portion between roller-way 10 and the body of heater 11;
At this moment, sliding bar 6 is pushed down by slab 12, hydro-cylinder 1 can't lean on self strength that sliding bar 6 is drawn back, described heater control system does not receive the signal that sliding bar 6 is in the position, back, therefore do not send shutdown signal to fire door 9, but send alarm, fire door 9 is in vacant state, can not contact slab 12, avoid tumbling of slab 12;
2, under dress steel operating mode:
Described dress steel is divided into and pushes away steel and dress is protected in two stages of steel:
The process of dress steel is opposite with tapping process, and steel billet anti-tilting apparatus 13 stretches out sliding bar before the dress steel is finished, and the dress steel finishes and fire door is closed preceding withdrawal, and control flow is seen Figure 12 (slide bar is sliding bar 6 among the figure).
When slab 12 after finish stokehold location, push away steel and begin before, described sliding bar 6 moves to first location; As shown in Figure 9; If push away steel error, can prevent effectively that slab 12 from tumbling; Before pushing away steel and beginning, the sliding bar 6 of in running order unit is in anteposition, anti-thrust steel error, and this figure conceals roller-way, dress steel machine and slab.
After pushing away steel and finishing, described heater control system is sent sliding bar 6 instruction that moves on;
If the head of slab 12 leaves the roller bed bearing seat edge greater than 1/2nd of slab 12 width, sliding bar 6 can be pushed down by slab 12, hydro-cylinder 1 can't lean on self strength to promote sliding bar 6 to advance, therefore, heater control system detects less than sliding bar 6 in setting-up time and leaves first location, thereby sending alarm, the dress steel suspends, and gets rid of up to fault; Its control flow as shown in figure 12.
If it is normal to push away steel, the dress steel enters next stage.After receiving the continuation dress steel instruction that heater control system sends, fire door 9 is opened, and sliding bar 6 continues to move to next position, i.e. the second position, and sliding bar 6 heads rest in the notch corresponding on the body of heater headwall, constitute two fulcrum pressure pins; Dress steel machine slab holds up and advances, and send slab to go into stove.If in the dress steel error of this position, slab landing from the dress steel pressure pin, the heat-resisting cushion block 7 on the sliding bar 6 will effectively be held slab 12 and be in overhanging portion between roller-way and the body of heater;
At this moment, sliding bar 6 is pushed down by slab 12, hydro-cylinder 1 can't lean on self strength that sliding bar 6 is drawn back, heater control system does not receive the signal that sliding bar 6 is in the position, back, therefore do not send shutdown signal to fire door 9, but send alarm, fire door is in vacant state, can not contact slab 12, avoid tumbling of slab 12;
Sliding bar 6 is got back to the position, back, as shown in figure 10; When not pushing away steel, the sliding bar 6 of each unit is in the position, back, and this figure conceals roller-way, dress steel machine and slab.
On the operation interface of heater control system, each unit mechanisms of steel billet anti-tilting apparatus 13 is provided with automatically, the selection of artificial, closing condition, made things convenient for actual uses of operator, avoids influencing production because of the unit faults itself.
After steel billet anti-tilting apparatus 13 is installed, when dress dress steel, tapping error occurring, slab 12 is held by sliding bar 6, and this moment, sliding bar 6 is pushed down by slab 12, hydro-cylinder 1 can't be drawn back sliding bar 6 or advance, and therefore heater control system does not receive the signal that sliding bar 6 is in the default position;
For tapping, heater control system can not issue shutdown signal to fire door 9, and therefore fire door 9 is in vacant state, can not contact slab 12, has avoided tumbling of slab 12, as shown in Figure 6;
For the dress steel, the sliding bar that stretches out 6 can be crossed at slab 12 and prevent when pushing away that slab 12 from tumbling, as shown in Figure 7 and Figure 8.After steel billet anti-tilting apparatus 13 is installed, is in the sliding bar 6 that the steel billet 12 of improper dress steel position can be extended and holds, slab 12 can not tumbled..The dress steel of the next stage of after pushing away steel and finishing, continuing, sliding bar 6 can move on, and holds the slab of landing, and slab can not tumbled.
After adopting technique scheme of the present invention, just deal with relatively easily a lot, need not to carry out the process furnace cooling, utilize driving, the operator does not need near the fault slab yet, as long as at the scene by the operation box, utilize process furnace to take out the steel machine, slab is adjusted to normal position on the roller-way.When entire treatment process safety, joint, do not destroy equipment.
By reference to the accompanying drawings the present invention has been carried out exemplary description above; obviously specific implementation of the present invention is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; or without improving design of the present invention and technical scheme are directly applied to other occasion, all within protection scope of the present invention.
Claims (4)
1. steel process steel billet anti-tilting apparatus is tapped, adorned to a hot-rolling heating furnace, described hot-rolling heating furnace comprises fire door (9), body of heater (11), it is characterized in that: described steel billet anti-tilting apparatus (13) is arranged on described fire door (9) outside, comprises a plurality of bases (2); Also be included in hydro-cylinder (1) that each described base (2) go up to arrange and track (3), with the coaxial sliding bar that is connected of hydraulic cylinder piston rod (6), be arranged on the heat-resisting cushion block (7) of described sliding bar (6) end; Described sliding bar (6) is slidingly matched with described track (3); Described sliding bar (6) is perpendicular to the plane at fire door place; Described sliding bar (6) places notch corresponding on the headwall of described body of heater (11) under the state that stretches out fully.
2. according to the described hot-rolling heating furnace tapping of claim 1, dress steel process steel billet anti-tilting apparatus, it is characterized in that: described hot-rolling heating furnace is provided with heater control system, and the electric control circuit of described hydro-cylinder (1) is connected with described heater control system.
3. according to the described hot-rolling heating furnace tapping of claim 1, dress steel process steel billet anti-tilting apparatus, it is characterized in that: described steel billet anti-tilting apparatus (13) is established sliding bar limiting roll (5); Described track (3) is installed on the described base (2) by sole-plate; Described sliding bar limiting roll (5) is installed on the described sole-plate by the limiting roll resting support, and described sliding bar (6) is arranged in the shaped as frame structure of described sliding bar limiting roll (5), limiting roll resting support and track formation.
4. according to the control method of each described hot-rolling heating furnace tapping in the claim 1 to 3, dress steel process steel billet anti-tilting apparatus, it is characterized in that:
1), under the tapping operating mode:
When the fire door (9) of exit side when closing, all sliding bars (6) of described steel billet anti-tilting apparatus (13) are in the position, back;
In fire door (9) opening process of exit side, described hydro-cylinder (1) is pushed into anteposition with the sliding bar (6) of in running order unit in the steel billet anti-tilting apparatus (13), sliding bar (6) head rests in the notch corresponding on the body of heater headwall, constitutes two fulcrum pressure pins;
During standard state, sliding bar (6) is got back to the position, back before fire door (9) is closed;
Be in the anteposition state if described heater control system detects the sliding bar (6) of any one unit, will can not send out code to fire door (9), and send warning at operation interface;
In case steel error occurs taking out, the heat-resisting cushion block (7) on the sliding bar (6) will effectively be held slab (12) and be in overhanging portion between roller-way (10) and the body of heater (11);
At this moment, sliding bar (6) is pushed down by slab (12), hydro-cylinder (1) can't lean on self strength that sliding bar (6) is drawn back, described heater control system does not receive the signal that sliding bar (6) is in the position, back, therefore do not send shutdown signal to fire door (9), but send alarm, fire door (9) is in vacant state, can not contact slab (12), avoid slab (12) to tumble;
2), under dress steel operating mode:
Described dress steel is divided into and pushes away steel and dress is protected in two stages of steel:
When slab (12) after finish stokehold location, push away steel and begin before, described sliding bar (6) moves to first location; If push away steel error, can prevent effectively that slab (12) from tumbling;
After pushing away steel and finishing, described heater control system is sent sliding bar (6) instruction that moves on;
If the head of slab (12) leaves the roller bed bearing seat edge greater than 1/2nd of slab (12) width, sliding bar (6) can be pushed down by slab (12), hydro-cylinder (1) can't lean on self strength to promote sliding bar (6) to advance, therefore, heater control system detects in setting-up time less than sliding bar (6) and leaves first location, thereby sending alarm, the dress steel suspends, and gets rid of up to fault;
If it is normal to push away steel, after receiving the continuation dress steel instruction that heater control system sends, fire door (9) is opened, sliding bar (6) continues to move to next position, be the second position, sliding bar (6) head rests in the notch corresponding on the body of heater headwall, constitutes two fulcrum pressure pins; If in the dress steel error of this position, the heat-resisting cushion block (7) on the sliding bar (6) will effectively be held slab (12) and be in overhanging portion between roller-way and the body of heater;
At this moment, sliding bar (6) is pushed down by slab (12), hydro-cylinder (1) can't lean on self strength that sliding bar (6) is drawn back, heater control system does not receive the signal that sliding bar (6) is in the position, back, therefore do not send shutdown signal to fire door (9), but send alarm, fire door is in vacant state, can not contact slab (12), avoid tumbling of slab (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310113915.9A CN103194575B (en) | 2013-04-03 | 2013-04-03 | Device for preventing billet from tipping in steel tapping and steel loading of hot rolling heating furnace and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310113915.9A CN103194575B (en) | 2013-04-03 | 2013-04-03 | Device for preventing billet from tipping in steel tapping and steel loading of hot rolling heating furnace and control method thereof |
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| Publication Number | Publication Date |
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| CN103194575A true CN103194575A (en) | 2013-07-10 |
| CN103194575B CN103194575B (en) | 2014-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310113915.9A Active CN103194575B (en) | 2013-04-03 | 2013-04-03 | Device for preventing billet from tipping in steel tapping and steel loading of hot rolling heating furnace and control method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103468924A (en) * | 2013-09-27 | 2013-12-25 | 北京佰能电气技术有限公司 | Heating furnace steel blank discharge protection device |
| CN111368833A (en) * | 2020-03-06 | 2020-07-03 | 北京科技大学 | Full-automatic steel loading method for detecting slab number based on machine vision |
| CN111961819A (en) * | 2020-07-31 | 2020-11-20 | 中国联合工程有限公司 | Explosive welding steel sheet thermal treatment integrated equipment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201664699U (en) * | 2010-04-13 | 2010-12-08 | 邯钢集团邯宝钢铁有限公司 | Roller-way protective baffle plate |
| CN102069184A (en) * | 2010-12-27 | 2011-05-25 | 中冶南方工程技术有限公司 | Movable operation platform for installing hydraulic cylinder of ladle slide gate |
-
2013
- 2013-04-03 CN CN201310113915.9A patent/CN103194575B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201664699U (en) * | 2010-04-13 | 2010-12-08 | 邯钢集团邯宝钢铁有限公司 | Roller-way protective baffle plate |
| CN102069184A (en) * | 2010-12-27 | 2011-05-25 | 中冶南方工程技术有限公司 | Movable operation platform for installing hydraulic cylinder of ladle slide gate |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103468924A (en) * | 2013-09-27 | 2013-12-25 | 北京佰能电气技术有限公司 | Heating furnace steel blank discharge protection device |
| CN103468924B (en) * | 2013-09-27 | 2015-11-25 | 北京佰能电气技术有限公司 | Process furnace tapping protector |
| CN111368833A (en) * | 2020-03-06 | 2020-07-03 | 北京科技大学 | Full-automatic steel loading method for detecting slab number based on machine vision |
| CN111961819A (en) * | 2020-07-31 | 2020-11-20 | 中国联合工程有限公司 | Explosive welding steel sheet thermal treatment integrated equipment |
| CN111961819B (en) * | 2020-07-31 | 2022-04-26 | 中国联合工程有限公司 | Explosive welding steel sheet thermal treatment integrated equipment |
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| Publication number | Publication date |
|---|---|
| CN103194575B (en) | 2014-07-02 |
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